:root {
  --primary-color: #ffffff;
  --secondary-color: #f8f9fa;
  --accent-color: #e63946;
  --accent-hover: #ff4d5a;
  --text-main: #1a1a1a;
  --text-muted: #6c757d;
  --card-bg: #ffffff;
  --border-color: #e9ecef;
  --font-heading: 'Poppins', sans-serif;
  --font-body: 'Inter', sans-serif;
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: var(--font-body);
  background-color: var(--primary-color);
  color: var(--text-main);
  line-height: 1.6;
  overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 700;
}

a {
  text-decoration: none;
  color: inherit;
  transition: var(--transition);
}

ul {
  list-style: none;
}

button {
  cursor: pointer;
  border: none;
  background: none;
  font-family: inherit;
  transition: var(--transition);
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

/* Container */
.container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 24px;
}

/* Navbar */
.navbar {
  position: fixed;
  top: 0;
  width: 100%;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  z-index: 1000;
  border-bottom: 1px solid var(--border-color);
  padding: 20px 0;
  transition: var(--transition);
}

.navbar .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  font-family: var(--font-heading);
  font-size: 24px;
  font-weight: 800;
  letter-spacing: 1px;
  color: var(--text-main);
}

.logo span {
  color: var(--accent-color);
}

.nav-links {
  display: flex;
  gap: 32px;
}

.nav-links a {
  font-size: 14px;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--text-main);
}

.nav-links a:hover {
  color: var(--accent-color);
}

.btn-primary {
  background-color: var(--accent-color);
  color: #fff;
  padding: 12px 24px;
  border-radius: 4px;
  font-weight: 600;
  font-size: 14px;
  text-transform: uppercase;
  letter-spacing: 1px;
  display: inline-block;
}

.btn-primary:hover {
  background-color: var(--accent-hover);
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(230, 57, 70, 0.3);
}

.btn-secondary {
  background-color: transparent;
  color: var(--text-main);
  border: 1px solid var(--text-muted);
  padding: 12px 24px;
  border-radius: 4px;
  font-weight: 600;
  font-size: 14px;
  text-transform: uppercase;
  letter-spacing: 1px;
  display: inline-block;
}

.btn-secondary:hover {
  border-color: var(--text-main);
  background-color: var(--secondary-color);
}

/* Hero Section */
.hero {
  height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
  padding-top: 80px;
}

.hero-bg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(to right, rgba(255, 255, 255, 0.95) 0%, rgba(255, 255, 255, 0.7) 100%), url('https://images.unsplash.com/photo-1603584173870-7f23fdae1b7a?ixlib=rb-4.0.3&auto=format&fit=crop&w=1920&q=80') center/cover;
  z-index: -1;
}

.hero-content {
  max-width: 600px;
}

.hero-content h1 {
  font-size: 64px;
  line-height: 1.1;
  margin-bottom: 24px;
  color: #000;
}

.hero-content h1 span {
  color: var(--accent-color);
}

.hero-content p {
  font-size: 18px;
  color: var(--text-muted);
  margin-bottom: 40px;
}

.hero-actions {
  display: flex;
  gap: 16px;
}

/* Search Bar floating */
.hero-search {
  background: var(--card-bg);
  padding: 24px;
  border-radius: 8px;
  border: 1px solid var(--border-color);
  margin-top: 60px;
  display: grid;
  grid-template-columns: repeat(4, 1fr) auto;
  gap: 16px;
  align-items: center;
  box-shadow: 0 20px 40px rgba(0,0,0,0.08); /* Lighter shadow for white theme */
}

.search-group {
  display: flex;
  flex-direction: column;
}

.search-group label {
  font-size: 12px;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 8px;
  letter-spacing: 0.5px;
}

.search-group select, .search-group input {
  background: #fdfdfd;
  border: 1px solid var(--border-color);
  color: var(--text-main);
  padding: 12px;
  border-radius: 4px;
  font-family: inherit;
  font-size: 14px;
  outline: none;
}

.search-group select:focus, .search-group input:focus {
  border-color: var(--accent-color);
}

/* Categories Section */
.section {
  padding: 100px 0;
}

.section-header {
  margin-bottom: 48px;
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
}

.section-title {
  font-size: 36px;
}

.section-subtitle {
  color: var(--accent-color);
  font-size: 14px;
  text-transform: uppercase;
  letter-spacing: 2px;
  font-weight: 600;
  margin-bottom: 8px;
  display: block;
}

.categories-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.category-card {
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  padding: 32px 24px;
  text-align: center;
  cursor: pointer;
  transition: var(--transition);
  box-shadow: 0 4px 12px rgba(0,0,0,0.02);
}

.category-card:hover {
  border-color: var(--accent-color);
  transform: translateY(-8px);
  box-shadow: 0 12px 24px rgba(0,0,0,0.08);
}

.category-icon {
  font-size: 40px;
  color: var(--accent-color);
  margin-bottom: 16px;
}

.category-name {
  font-size: 18px;
  font-weight: 600;
}

/* Cars Grid */
.cars-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}

.car-card {
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  overflow: hidden;
  transition: var(--transition);
  display: flex;
  flex-direction: column;
  box-shadow: 0 4px 12px rgba(0,0,0,0.03);
}

.car-card:hover {
  border-color: var(--text-muted);
  transform: translateY(-8px);
  box-shadow: 0 20px 40px rgba(0,0,0,0.08);
}

.car-badge {
  position: absolute;
  top: 16px;
  right: 16px;
  background: var(--accent-color);
  color: #fff;
  padding: 4px 12px;
  border-radius: 4px;
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1px;
  z-index: 2;
}

.car-image {
  width: 100%;
  height: 240px;
  position: relative;
  overflow: hidden;
}

.car-details {
  padding: 24px;
  flex-grow: 1;
  display: flex;
  flex-direction: column;
}

.car-brand {
  color: var(--text-muted);
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 4px;
}

.car-title {
  font-size: 20px;
  margin-bottom: 12px;
  color: #000;
}

.car-price {
  font-size: 24px;
  font-weight: 700;
  color: var(--accent-color);
  margin-bottom: 20px;
}

.car-specs {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin-bottom: 24px;
  border-top: 1px solid var(--border-color);
  padding-top: 16px;
}

.spec-item {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: var(--text-muted);
}

.spec-item i {
  color: var(--accent-color);
  opacity: 0.8;
}

.car-actions {
  margin-top: auto;
}

.car-actions button, .car-actions a {
  width: 100%;
}

/* Footer */
footer {
  background: var(--secondary-color);
  border-top: 1px solid var(--border-color);
  padding: 80px 0 40px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 60px;
}

.footer-col h3 {
  font-size: 18px;
  margin-bottom: 24px;
}

.footer-col p {
  color: var(--text-muted);
  margin-bottom: 16px;
  font-size: 14px;
}

.footer-links li {
  margin-bottom: 12px;
}

.footer-links a {
  color: var(--text-muted);
  font-size: 14px;
}

.footer-links a:hover {
  color: var(--accent-color);
}

.footer-bottom {
  text-align: center;
  padding-top: 40px;
  border-top: 1px solid var(--border-color);
  color: var(--text-muted);
  font-size: 14px;
}

/* Responsive */
@media (max-width: 1024px) {
  .hero-content h1 { font-size: 48px; }
  .hero-search { grid-template-columns: 1fr 1fr; }
  .categories-grid { grid-template-columns: repeat(2, 1fr); }
  .cars-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  .nav-links { display: none; }
  .hero-content h1 { font-size: 40px; }
  .hero-search { grid-template-columns: 1fr; }
  .search-btn { width: 100%; }
  .cars-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
}

/* Listing Page specific */
.page-header {
  padding: 160px 0 60px;
  background: var(--secondary-color);
  border-bottom: 1px solid var(--border-color);
}

.layout-sidebar {
  display: grid;
  grid-template-columns: 300px 1fr;
  gap: 40px;
  align-items: start;
}

.filters-sidebar {
  background: var(--card-bg);
  padding: 24px;
  border-radius: 8px;
  border: 1px solid var(--border-color);
  box-shadow: 0 4px 12px rgba(0,0,0,0.03);
}

.filter-section {
  margin-bottom: 24px;
  padding-bottom: 24px;
  border-bottom: 1px solid var(--border-color);
}

.filter-section:last-child {
  border-bottom: none;
  margin-bottom: 0;
  padding-bottom: 0;
}

.filter-title {
  font-size: 16px;
  margin-bottom: 16px;
}

.grid-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}

@media (max-width: 600px) {
  .grid-2 {
    grid-template-columns: 1fr;
  }
}

.mobile-only {
  display: none !important;
}

@media (max-width: 768px) {
  .mobile-only {
    display: flex !important;
  }
}

/* Admin Dashboard Specific */
.admin-layout {
  display: grid;
  grid-template-columns: 260px 1fr;
  min-height: 100vh;
}

@media (max-width: 768px) {
  .admin-layout {
    grid-template-columns: 1fr;
  }
}

.admin-sidebar {
  background: var(--secondary-color);
  border-right: 1px solid var(--border-color);
  padding: 24px;
  transition: var(--transition);
  z-index: 10000;
}

@media (max-width: 768px) {
  .admin-sidebar {
    position: fixed;
    top: 0;
    left: -260px;
    width: 260px;
    height: 100vh;
  }
  .admin-sidebar.active {
    left: 0;
    box-shadow: 20px 0 60px rgba(0,0,0,0.1);
  }
}

.admin-nav {
  margin-top: 40px;
}

.admin-nav .nav-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 16px;
  color: var(--text-muted);
  border-radius: 4px;
  margin-bottom: 8px;
  cursor: pointer;
  transition: var(--transition);
}

.admin-nav .nav-item:hover, .admin-nav .nav-item.active {
  background: var(--card-bg);
  color: var(--accent-color);
  border-left: 2px solid var(--accent-color);
  box-shadow: 0 2px 8px rgba(0,0,0,0.05);
}

.admin-main {
  padding: 40px;
  background: var(--primary-color);
  overflow-y: auto;
}

.dashboard-stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  margin-bottom: 40px;
}

@media (max-width: 1024px) {
  .dashboard-stats {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 480px) {
  .dashboard-stats {
    grid-template-columns: 1fr;
  }
}

.stat-card {
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  padding: 24px;
  border-radius: 8px;
  box-shadow: 0 4px 12px rgba(0,0,0,0.03);
}

.stat-card h4 {
  color: var(--text-muted);
  font-size: 14px;
  font-weight: 500;
  margin-bottom: 8px;
}

.stat-card .value {
  font-size: 32px;
  font-weight: 700;
  color: var(--accent-color);
}

.data-table {
  width: 100%;
  border-collapse: collapse;
}

.data-table th, .data-table td {
  padding: 16px;
  text-align: left;
  border-bottom: 1px solid var(--border-color);
}

.data-table th {
  color: var(--text-muted);
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.data-table tr:hover {
  background: var(--secondary-color);
}

.badge {
  padding: 4px 10px;
  border-radius: 20px;
  font-size: 12px;
  font-weight: 500;
}

.badge-success { background: rgba(46, 204, 113, 0.15); color: #27ae60; }
.badge-warning { background: rgba(241, 196, 15, 0.2); color: #d35400; }

/* Detail Page */
.detail-hero {
  padding: 120px 0 60px;
  background: var(--secondary-color);
  border-bottom: 1px solid var(--border-color);
}

.gallery-main {
  width: 100%;
  max-height: 600px;
  min-height: 300px;
  object-fit: contain;
  background: #f0f0f0;
  border-radius: 8px;
  margin-bottom: 16px;
}

.gallery-thumbs {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 16px;
}

.gallery-thumbs img {
  height: 80px;
  object-fit: cover;
  border-radius: 4px;
  cursor: pointer;
  border: 2px solid transparent;
  transition: var(--transition);
}

.gallery-thumbs img.active {
  border-color: var(--accent-color);
}

.detail-specs {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  margin: 40px 0;
  padding: 32px;
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  box-shadow: 0 4px 12px rgba(0,0,0,0.03);
}

.spec-detail {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.spec-detail span {
  color: var(--text-muted);
  font-size: 13px;
  text-transform: uppercase;
}

.spec-detail strong {
  font-size: 18px;
}

.sticky-sidebar {
  position: sticky;
  top: 100px;
  background: var(--card-bg);
  padding: 32px;
  border: 1px solid var(--border-color);
  border-radius: 8px;
  box-shadow: 0 4px 20px rgba(0,0,0,0.05);
}

.action-buttons {
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin-top: 24px;
}

.btn-whatsapp {
  background: #25D366;
  color: #fff;
  padding: 14px;
  border-radius: 4px;
  font-weight: 600;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
}
.btn-whatsapp:hover {
  background: #1eb956;
}

/* Modals / Forms */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0,0,0,0.5);
  backdrop-filter: blur(5px);
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: var(--transition);
}

.modal-overlay.active {
  opacity: 1;
  visibility: visible;
}

.modal-content {
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  padding: 40px;
  border-radius: 8px;
  width: 100%;
  max-width: 500px;
  position: relative;
  transform: translateY(20px);
  transition: var(--transition);
  box-shadow: 0 20px 60px rgba(0,0,0,0.15);
}

.modal-overlay.active .modal-content {
  transform: translateY(0);
}

.close-modal {
  position: absolute;
  top: 20px;
  right: 20px;
  font-size: 24px;
  color: var(--text-muted);
}

.form-group {
  margin-bottom: 24px;
}

.form-group label {
  display: block;
  margin-bottom: 8px;
  font-size: 14px;
  color: var(--text-main);
  font-weight: 500;
}

.form-group input, .form-group textarea, .form-group select {
  width: 100%;
  background: var(--primary-color);
  border: 1px solid var(--border-color);
  padding: 12px 16px;
  border-radius: 4px;
  color: var(--text-main);
  font-family: inherit;
  transition: var(--transition);
}

.form-group input:focus, .form-group textarea:focus, .form-group select:focus {
  border-color: var(--accent-color);
  outline: none;
  box-shadow: 0 0 0 3px rgba(230, 57, 70, 0.1);
}